ES8100963A1 - Procedimiento de extrusion de una vaina de materia termo- plastica y aparato correspondiente - Google Patents
Procedimiento de extrusion de una vaina de materia termo- plastica y aparato correspondienteInfo
- Publication number
- ES8100963A1 ES8100963A1 ES487689A ES487689A ES8100963A1 ES 8100963 A1 ES8100963 A1 ES 8100963A1 ES 487689 A ES487689 A ES 487689A ES 487689 A ES487689 A ES 487689A ES 8100963 A1 ES8100963 A1 ES 8100963A1
- Authority
- ES
- Spain
- Prior art keywords
- film
- jets
- sectors
- ducts
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/301—Extrusion nozzles or dies having reciprocating, oscillating or rotating parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2028/00—Nets or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7900089A FR2445763A1 (fr) | 1979-01-03 | 1979-01-03 | Procede pour l'extrusion d'une gaine thermoplastique sous forme d'un film tubulaire pourvu de perforations et dispositif pour la mise en oeuvre du procede |
Publications (2)
Publication Number | Publication Date |
---|---|
ES487689A0 ES487689A0 (es) | 1980-12-16 |
ES8100963A1 true ES8100963A1 (es) | 1980-12-16 |
Family
ID=9220430
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES487689A Expired ES8100963A1 (es) | 1979-01-03 | 1980-01-03 | Procedimiento de extrusion de una vaina de materia termo- plastica y aparato correspondiente |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0013638B1 (US06566495-20030520-M00011.png) |
DE (1) | DE3064060D1 (US06566495-20030520-M00011.png) |
ES (1) | ES8100963A1 (US06566495-20030520-M00011.png) |
FR (1) | FR2445763A1 (US06566495-20030520-M00011.png) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI70388C (fi) * | 1985-07-24 | 1986-09-19 | Uponor Ab | Saett och anordning foer att aostadkomma ett haol i ett plastroer |
CN101437571B (zh) | 2005-10-13 | 2013-01-02 | 斯恩蒂斯有限公司 | 载药包装物 |
TWI590843B (zh) * | 2011-12-28 | 2017-07-11 | 信迪思有限公司 | 膜及其製造方法 |
KR102249720B1 (ko) | 2013-06-21 | 2021-05-11 | 디퍼이 신테스 프로덕츠, 인코포레이티드 | 필름 및 제조 방법 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3097897A (en) * | 1961-03-16 | 1963-07-16 | Carborundum Co | Bearing combination |
FR2118213A5 (US06566495-20030520-M00011.png) * | 1970-12-14 | 1972-07-28 | Hurbain Jean Baptiste | |
FR2144606B1 (US06566495-20030520-M00011.png) * | 1971-07-08 | 1976-02-06 | Hureau Jean Claude Fr | |
DE2233643A1 (de) * | 1972-07-08 | 1973-10-31 | Tykwer Klaus Dipl Volksw Dr | Waelzlager |
US3781958A (en) * | 1972-08-14 | 1974-01-01 | Nasa | Method of making rolling element bearings |
FR2203703B1 (US06566495-20030520-M00011.png) * | 1972-10-20 | 1976-03-26 | Hureau Jean Claude | |
DE2541466A1 (de) * | 1974-09-21 | 1976-04-15 | Dunlop Ltd | Waelzlager |
DE2511120A1 (de) * | 1975-03-14 | 1976-09-30 | Teldix Gmbh | Praezisions-waelzlager |
-
1979
- 1979-01-03 FR FR7900089A patent/FR2445763A1/fr active Granted
-
1980
- 1980-01-03 DE DE8080400008T patent/DE3064060D1/de not_active Expired
- 1980-01-03 EP EP80400008A patent/EP0013638B1/fr not_active Expired
- 1980-01-03 ES ES487689A patent/ES8100963A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3064060D1 (en) | 1983-08-18 |
EP0013638B1 (fr) | 1983-07-13 |
ES487689A0 (es) | 1980-12-16 |
FR2445763B1 (US06566495-20030520-M00011.png) | 1982-02-12 |
FR2445763A1 (fr) | 1980-08-01 |
EP0013638A1 (fr) | 1980-07-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19971001 |